49991160 has 32 divisors (see below), whose sum is σ = 149973840. Its totient is φ = 13330944.

The previous prime is 49991159. The next prime is 49991173. The reversal of 49991160 is 6119994.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208177 + ... + 208416.

Almost surely, 2^49991160 is an apocalyptic number.

49991160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49991160 is an abundant number, since it is smaller than the sum of its proper divisors (99982680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49991160 is a wasteful number, since it uses less digits than its factorization.

49991160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416607 (or 416603 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 39.

The square root of 49991160 is about 7070.4427018398. The cubic root of 49991160 is about 368.3814373588.

The spelling of 49991160 in words is "forty-nine million, nine hundred ninety-one thousand, one hundred sixty".